package day03;

public class IfElseDemo {
    public static void main(String[] args) {
        int score =93;
        if(score>=0 && score<=100){
            System.out.println("成绩合法");
        }else{
            System.out.println("成绩不合法");
        }
        double price = 300.0;
        if (price>=500){
            price*=0.8;
        }else {
            price*=0.9;
        }
        System.out.println("最终消费的金额是"+price);
    }
}
